APA (7th ed.) Citation

Clark, D. (2004). The rough guide to ethical shopping / by Duncan Clark. Rough Guides.

Chicago Style (17th ed.) Citation

Clark, Duncan. The Rough Guide to Ethical Shopping / by Duncan Clark. London: Rough Guides, 2004.

MLA (9th ed.) Citation

Clark, Duncan. The Rough Guide to Ethical Shopping / by Duncan Clark. Rough Guides, 2004.

Warning: These citations may not always be 100% accurate.